Gaya APA

Riyanto, S., Handhini, A, C. (2016). TOEIC Preparation, Test of English for International Communication . Yogyakarta: Andi Offset.

Gaya MLA

Riyanto, Slamet., Handhini, Anna, Christina. "TOEIC Preparation, Test of English for International Communication". Yogyakarta: Andi Offset, 2016. Text.